﻿#region Copyright
// Copyright (c) 2011-2012 RaisingForce Team (Alikin Sergey)
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
#endregion

using System;
using System.Diagnostics.Contracts;
using RaisingForce.Raise.Presentation.ViewModel;

namespace RaisingForce.Raise.Presentation.ViewModel
{
    public abstract class WindowViewModel :
        WorkspaceViewModel
    {
        #region Constructors

        [System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Usage", "CA2214:DoNotCallOverridableMethodsInConstructors")]
        protected WindowViewModel(ViewModelBase content)
            : base()
        {
            if (content == null)
            {
                throw new ArgumentNullException("content");
            }
            Contract.EndContractBlock();
            this.content = content;
            content.Window = this;
            this.DisplayName = content.DisplayName;
        }

        #endregion

        #region Properties

        private ViewModelBase content;

        public ViewModelBase Content
        {
            get { return this.content; }
        }

        private bool dialogResult;  // = false

        public bool DialogResult
        {
            get { return this.dialogResult; }
            set
            {
                if (this.dialogResult != value)
                {
                    this.dialogResult = value;
                    this.OnDialogResultChanged();
                    this.OnPropertyChanged("DialogResult");
                }
            }
        }

        #endregion

        #region Modal Dialog Declarations

        private ModalDialogViewModel modalDialog;

        public ModalDialogViewModel ModalDialog
        {
            get { return this.modalDialog; }
            set
            {
                this.SetProperty(
                    ref this.modalDialog,
                    value,
                    "ModalDialog");
            }
        }

        private void hideModalDialog()
        {
            if (this.modalDialog != null)
            {
                this.modalDialog.Hide();
            }
        }

        public void ModalDialogOk(Action action)
        {
            this.hideModalDialog();
            if (action != null)
            {
                action();
            }
        }

        public void ModalDialogCancel()
        {
            this.hideModalDialog();
        }

        #endregion

        #region DialogResult Event

        public event EventHandler DialogResultChanged;

        protected virtual void OnDialogResultChanged()
        {
            this.OnEvent(this.DialogResultChanged);
        }

        #endregion
    }
}
